ADC-321 データシートの表示（PDF） - DATEL Data Acquisition products
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ADC-321 Datasheet PDF : 8 Pages
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ADC-321
ANALOG IN
+5V (A)
+5V (D)
33
10pF
16 15 14 13 12 11 10 9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
25 26 27 28 29 30 31 32
A/D CLOCK
®
®
+5V (A)
+5V (D)
CLAMP
PULSE
A/D CLOCK
VRT
ANALOG
IN
33
10µF 10pF
VRB
+5V (A)
20k
16 15 14 13 12 11 10 9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
25 26 27 28 29 30 31 32
0.01µF
Figure 4-1. Clamp Not Used in Self Bias Mode
Figure 4-2. Clamp Used in External Reference Mode
+5V (A)
+5V (D)
CLAMP
PULSE
A/D CLOCK
ANALOG
IN
10µF 33
10pF
+5V (A)
20k
16 15 14 13 12 11 10 9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
25 26 27 28 29 30 31 32
0.01µF
+5V (A)
+5V (D)
ANALOG
IN
33
10µF 10pF
16 15 14 13 12 11 10 9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
25 26 27 28 29 30 31 32
0.01µF
A/D CLOCK
Clamp
Level
Data
D/A
Figure 4-3. Clamp Used in Self Bias Mode
Figure 4-4. Digital Clamp Used in Self Bias Mode
+5V (A)
+3.3V (D)
CLAMP PULSE
A/D CLOCK
ANALOG IN
33
10µF 10pF
+5V (A)
20k
16 15 14 13 12 11 10 9
17
8
18
7
19
6
20
5
21
4
22
3
23
2
24
1
25 26 27 28 29 30 31 32
0.01µF
Figure 4-5. Clamp Used in Self Bias Mode With +5V/+3.3V Dual Power Supply
6
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